*{
    border: 0;
    text-decoration: none;
    margin: 0;
    padding: 0;
}
body{
    font-size: 62.5%;
}
.clear{
    clear: both;
}
.head{
    height: 162px;
    width: 100%;
    background-image:url("tsinghuaimg/headbg.png") ;
    background-repeat:repeat-x;
}
.headtop{
    height: 110px;
    width: 1001px;
    margin: 0 auto;
    border-bottom: solid #dedede 1px;
}
.headtop>.top{
    height: 7px;
    width: 100%;
    background-color:#5c307d ;
}
.headtop>.left{
    float: left;
    width: 195px;
    height: 101px;
    background-image:url("tsinghuaimg/topleft.png");
}
.headtop>.right{
    margin-top: 10px;
    float: right;
    top: 20px;
    width: 106px;
    height: 31px;
    text-align: right;
    line-height: 31px;
    font-size: 1.3em;
    color: #5c307d;
    font-family: "Lucida Grande";
}
.headtop>.right>a{
    color: #5c307d;
}
.headtop>.search{
    height: 30px;
    width: 197px;
    float: right;
    font-size: 1.3rem;
    margin-top: -55px;
}
.headtop>.search>.text{
    height: 28px;
    width: 153px;
    float: right;
    font-size: 0.7em;
    border:solid 1px #b1b1b1;
    border-right:none ;
}
.headtop>.search>.botton{
    float: right;
    height: 30px;
    width: 38px;
    background-image: url("tsinghuaimg/search.png");
}
.headtop>.search>.botton:hover{
    background-image: url("tsinghuaimg/search2.png");
}
.nav{
    position: relative;
    z-index: 999;
    width: 1001px;
    height: 56px;
    margin: 0 auto;
}
.nav>ul li{
    float: left;
    height: 36px;
    width: 9.342%;
    margin-top: 6px;
    display: block;
    line-height: 36px;
    font-size: 15px;
    position: relative;
    text-align: center;
    z-index: 1 ;
}
.nav>ul>li a{
    color: black;
    display: block;
}
.nav>ul span{
    position: relative;
    margin-top: 6px;
    display: block;
    margin-left: -11px;
    float:left;
    width: 22px;
    height: 36px;
    background-image:url("tsinghuaimg/downarrow.png");
    z-index: 2;
}
.nav>ul>li:hover +span{
    background:url("tsinghuaimg/downarrow2.png");
}
.nav>ul li:hover{
    background: #5c307d;
}
.nav>ul li:hover a{
    color: #ffffff;
    display: block;
}
.nav>ul>li>ul{
    position: absolute;
    width: 180px;
    font-size: 15px;
    color: white;
    background-color:#5c307d ;
}
.nav>ul>li ul li{
    font-size: 15px;
    width: 180px;
    height: 36px;
    top: 0px;
    background-color: #5c307d;
    line-height: 36px;
    display: block;
}
.nav>ul>li ul li a{
    float: left;
    width: 180px;
    padding-left: 20px;
    text-align: left;
    height: 31px;
    font-size: 15px;
     color: white;
     top: 36px;
    display: block;
}
.nav>ul>li ul li:hover{
    background-color:#3d1c55 ;
}
.go{
    position: relative;
}
.go>ul{
    position: absolute;
    right: -11px;
}
.photo{
    width: 1200px;
    height: 475px;
    margin:auto ;
}
.imgshow{
    position: relative;
    width: 1200px;
    height: 400px;
    left: 0px;
    z-index: 1;
    text-align: left;
    overflow: hidden;
}

.imgshow .mainimg{
    position: absolute;
    left: 0;
    top:0;
}
.imgshow .imgarrow{
    width: 54px;
    height: 54px;
    position: absolute;
    color: #fff;
    font-size: 50px;
    top: 180px;
    cursor: pointer;
    padding:0;
    opacity: .8;
    filter: alpha(opacity=80);
    overflow: hidden;
    border-radius: 40px;
    border: 2px solid #fff;
}
.imgshow .imgarrow:hover{
background: #333}
.imgshow .left{
    left: 60px;
    padding: 0;
}

.imgshow .left i{
    margin-left: 14px;
}
.imgshow .right{
    right: 60px;
    padding: 0;
}
.imgshow .right i{
    margin-left: 19px;
}
.imgtitle{
    position:absolute;
    top:-58px;
    height: 58px;
    width: 1000px;
    z-index: 2;
}
.imgtitle .bg{
    position: absolute;
    background-color: #252525;
    opacity: .5;
    height: 58px;
    width: 100%;
    top:0;
}
.imgtitle .txt{
    position: absolute;
    z-index: 3;
    color: #fff;
    line-height: 58px;
    font-size: 18px;
    padding-left: 30px;
    white-space: nowrap;
    font-family: "Microsoft YaHei";
}
.imgtitle .day{
    color: #ffc600;
    background-color: #5c307d;
    position: absolute;
    right: 0px;
    line-height: 50px;
    width: 114px;
    height: 50px;
    top: 8px;
    text-align: center;
    font-size: 15px;
    font-family: "Microsoft YaHei";
}
.mainwrap{
    background: #5c307d;
    position: relative;
    width: 1000px;
    height: 40px;
    margin: auto;
}
.leftarrow{
    position: absolute;
    left:0;
    width: 34px;
    height: 40px;
    background-image: url("tsinghuaimg/la.png");
    background-repeat: repeat;

}
.leftarrow:hover{
    background-image: url("tsinghuaimg/lah.png");
    background-repeat: repeat;

}
.rightarrow{
    position: absolute;
    right:0;
    width: 34px;
    height: 40px;
    background-image: url("tsinghuaimg/ra.png");
    background-repeat: repeat;
}
.rightarrow:hover{
    background-image: url("tsinghuaimg/rah.png");
    background-repeat: repeat;
}
.mainwrap .mouthtxt{
    float: left;
    margin: 0 15px 0 40px;
    color: #9884ab;
}
.mainwrap .mouthtxt span{
    font-family: "Microsoft YaHei";
    font-size: 20px;
    line-height: 40px;
    padding-right: 3px;
    color: #d7d0dd;
}
.mainwrap  ul li{
    float: left;
    height: 40px;
    width: 28px;
    list-style: none;
    line-height: 40px;
    text-align: center;
}

.mainwrap .day{
    float: left;
}
.mainwrap .day a{
    font-family: "Microsoft YaHei";
    color: #fff;
    display: block;
    line-height: 40px;
    text-align: center;
    width: 24px;
    cursor: pointer;
    zoom: 1;
}
.mainwrap .day a:hover{
    background: #703d97;
}
.mainwrap .day a.none{
    color: #866c9c;
    cursor: text;
}
.mainwrap .day a.current{
    color: #ffc600;
}
.mainwrap .day a.none:hover{
background: none;
    cursor: text;
}

.news{
    margin: auto;
    height: 250px;
    width: 1001px;
    border-bottom: solid 1px #dedede;
}
.news>.title{
    width: 960px;
    margin: auto;
    height: 24px;
    line-height: 24px;
    font-size: 20px;
    margin-bottom: 25px;
}
.news>.title>.more{
    width: 43px;
    height: 24px;
    line-height: 24px;
    font-size: 12px;
    font-family: sans-serif;
    float: right;
}
.news>.title>.more>a{
    color: #9c9999;
}
.news>.title>.more>a:hover{
    color: #4F608C;
}
.news>.content{
    width: 960px;
    height: 200px;
    margin: auto;
}
.news>.content>.box{
    float: left;
    width: 300px;
    height: 200px;
    margin-right: 30px;
}
.news>.content>.box>.date{
    text-align: center;
    width: 58px;
    height: 58px;
    border: 1px solid #edeaf1;
    color: #5b317d;
    font-size: 12px;
    background: #edeaf1;
}
.news>.content>.box>.date>span{
    display: block;
    font-size: 24px;
    line-height: 24px;
    padding: 8px 0 5px 0;
    zoom: 1;
}
.news>.content>.box>.summary{
    margin-top: -60px;
    width:219px;
    height: 170px;
    float: right;
}
.news>.content>.box a{
    font-weight: normal;
    font-family: 微软雅黑;
    font-size: 16px;
    line-height: 20px;
    display: block;
    color: black;
}
.news>.content>.box a:hover{
    color: #4F608C;
}
.news>.content>.box p{
    font-size: 12px;
    color: #777;
    padding-top: 8px;
    line-height: 20px;
    text-overflow: ellipsis;
    display: block;
}
.focus{
    width: 990px;
    height: 1000px;
    margin: auto;
}
.focustitle {
    padding-left: 15px;
    margin-top: 45px;
    margin-bottom: 25px;
    width: 960px;
    height: 24px;
    line-height: 24px;
    font-size: 20px;
}
.focus>.content{
    float: left;
    width: 300px;
    height: 293px;
    margin:0 15px;
}
.focus>.content img{
    width: 300px;
    height: 121px;
}
.focus>.content .purple{
    height: 2px;
    width: 100%;
    background-color: #5b317d;
}
.focus>.content .yellow{
    height: 2px;
    width: 100%;
    background-color: #e0823d;
}
.focus>.content a{
    font-weight: normal;
    font-family: 微软雅黑;
    padding: 17px 0px;
    font-size: 16px;
    line-height: 20px;
    display: block;
    color: black;
}
.focus>.content a:hover{
    color: #4F608C;
}
.focus>.content p{
    font-size: 12px;
    color: #777;
    line-height: 20px;
    text-overflow: ellipsis;
}
.link{
    width: 100%;
    height: 163px;
    background-color: #f8f7f4;
    padding-top: 22px;
}
.link>.content{
    width: 977px;
    height: 107px;
    margin:auto;
}
.link>.content>.title{
    width: 432px;
    height: 54px;
    line-height: 54px;
    font-size: 18px;
    border-bottom:1px solid #cccccc ;
}
.link>.content img{
    margin-top: 20px;
    float: right;
    width: 120px;
    height: 105px;
    margin-left: 5px;
}
.link>.content ul{
    list-style: none;
    height: 88px;
    width: 538px;
    margin-top: 16px;
}
.link>.content ul>li{
    display: block;
    height: 24px;
    width: 145px;
    font-size: 12px;
    line-height: 24px;
    float: left;
}
.link>.content ul>li a{
    color: black;
}
.link>.content ul>li a:hover {
    color: #4F608C;
}

.abstract{
    width: 100%;
    height: 255px;
    background-color: #e0e0e0;
}
.abstract>.content{
    padding-top: 43px;
    width: 1000px;
    height: 200px;
    margin:auto;
}
.abstract>.content>ul>h4 a {
    margin-bottom: 18px;
    font-weight: normal;
    height: 24px;
    width: 125px;
    color: black;
    line-height: 24px;
    text-align: center;
    font-size: 15px;
    float: left;
}
.abstract>.content>ul>h4 a:hover {
    color: #4F608C;
}
.abstract>.content ul{
    height: 180px;
    width: 125px;
    text-align: center;
    float: left;
}
.abstract>.content ul a{
    font-size: 12px;
    color: #585858;
    display: block;
    line-height: 24px;
    text-align: center;
    width: 125px;
}
.abstract>.content ul a:hover{
    color:#4F608C ;
}
.footer{
    padding-top: 25px;
    height: 60px;
    width: 100%;
    background-color: #22132d;
}
.footer>.copyright{
    width: 1001px;
    height: 37px;
    top: 25px;
    margin: auto;
}
.footer>.copyright>span{
    margin-right: 25px;
    font-size: 12px;
    color: #a5a2a7;
}
.footer>.copyright>.icp{
    float: right;
}
.footer>.copyright>.copy {
    margin-top: 10px;
    color: #6f6a74;
    display: block;
}
#togo{  }
#calendarYear {
    display: none;
}
#imgNex{}
#imgPre{}
#calendarMonth{}
#calendarDay{}
#calendarMonthPre{}
#calendarMonthNex{}
#displaynone{
    display: none;
}
#imgwrap{}
#calendarToday{}
.imghref{}